D4S HID Xenon Headlight Bulbs 6000K Cool White High Low Beam 66440 42402 42402WX,etc Replacement Bulb - Pack of 2
D4S HID Xenon Headlight Bulbs 6000K Cool White High Low Beam 66440 42402 42402WX,etc Replacement Bulb - Pack of 2
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Review Analysis Results
Analysis Summary
Analysis of 154 reviews found 14 potentially fake reviews (9.1%). This product has very low fake review activity and appears highly trustworthy.
Review Statistics
About Review Data Collection
We extract as much review data as Amazon makes available at the time of analysis. The amount may vary due to Amazon's rate limiting, regional restrictions, or other factors. Our analysis is based on the reviews we successfully collected.
Want to analyze more reviews? Install the Null Fake Chrome extension to capture and analyze additional reviews as you browse Amazon.
Free, quick to install, and works on Chrome, Edge, Brave, and other Chromium browsers.
Price Analysis
Price analysis pending
Price insights will be available shortly.
Understanding This Analysis
What does Grade A mean?
This product has excellent review authenticity. Our AI detected very few suspicious patterns, suggesting the vast majority of reviews are genuine customer experiences.
Adjusted Rating Explained
The adjusted rating (4.50 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (4.55 stars), suggesting positive fake reviews may be inflating the score.
How We Detect Fake Reviews
Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.
Important Limitations
No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.
